Removing The System Board; Mini Tower System Board Screws - Dell OptiPlex 760 Service Manual

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System Board
Dell™ OptiPlex™ 760 Service Manual
Removing the System Board
Replacing the System Board
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
Removing the System Board
1. Follow the procedures in Working on Your
2. Remove the computer cover.
CAUTION: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back
of the computer. While you work, periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal
components.
3. Remove any components that restrict access to the system board (optical drive[s], floppy drive, hard drive, hard-drive bracket, I/O panel (as applicable).
NOTE: If you are using an ultra small form factor computer, you must remove the system board sled and fan (see
4. Remove the processor and heat sink assembly:
Mini tower: see Heat Sink and Processor
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Desktop: see Processor
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Small form factor: see
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Ultra small form factor: see
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5. Disconnect all cables from the system board.
6. Remove the screws from the system board.
Mini tower: see

Mini Tower System Board Screws

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Desktop: see Desktop System Board Screws
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Small form factor: see
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Ultra small form factor: see
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7. Slide the system board assembly toward the front of the computer, and then lift the board up and away.
8. If you are replacing the system board, place the system board assembly that you just removed next to the replacement system board to ensure it is
identical.
Mini Tower System Board Screws
Computer.
Heat Sink and Processor
Heat Sink and Processor
Small Form Factor System Board Screws
Ultra Small Form Factor System Board Screws
Removing the System Fans).